%0 Journal Article %A F. H. Clarke %A R. J. Stern %A P. R. Wolenski %T Proximal Smoothness and the Lower-C2 Property %J Journal of convex analysis %D 1995 %P 117-144 %V 2 %N 1-2 %I mathdoc %U http://geodesic.mathdoc.fr/item/JCA_1995_2_1-2_a7/ %F JCA_1995_2_1-2_a7